//
// Created by l00650229 on 2022/3/10.
//
#include <iostream>

using namespace std;

int main() {
    string str = "abc";
    cout << (1.00 == 1) << endl;
    cout << std::stoi("123") << "\n";
    cout << std::atoi(str.c_str()) << "\n";

    unsigned int a = 10;
    int b = a - 11;
    cout << std::to_string(static_cast<int>(a - 11)) << "\n";
    cout << std::to_string(a - 11) << "\n";
    cout << std::to_string(b) << "\n";
    return 0;
}